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Total of 203 adults selected at random were cross-classified according to their gender (male; female) and their political affiliation (Democrat; Neutral; Republican). The table below features the results.

	Democrat	Neutral	Republican	R total
Female	54	15	36
Male	40	13	45
C total				203

Calculate the marginal counts (row and column totals) in the table. Then, conduct a test to determine whether gender and political affiliation are independent at the significance level of 0.1.

(a) State the null and alternative hypotheses.

H0: Gender and political affiliation select are are not independent.

Ha: Gender and political affiliation select are are not independent.

(b) Calculate the expected counts. (Carry 3 decimal digits.)

	Democrat	Neutral	Republican
Female
Male

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9999127

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